以下程序输出结果为( )
#include
fun2(int a,int b){
int c;
c=a*b%5;
return c;
}
funl(int a.int b){
int c;
a+=a;
b+=b;
c=fun2(a,b);
return c*c;
}
main( ){
int x=21,y=12;
printf("funl(x,y)=%d,",funl(x,y));
printf("x=%d,y=%d",x,y);
}
A.fun1(x,y)=9,x=21,y=12
B.fun1(x,y)=9,x=12,y=21 C.fun1(x,y)=12,x=9,y=12 D.funl(x,y)=9,x=9,y=12